Sean O’Shea cited by prominent lawyer as his most feared adversary

Law360

Asked to name a litigator he would fear opposing, co-chairman of one of the nation’s leading litigation practice groups named Sean O’Shea. "He's so relentless, tough, focused, prepared and skilled at cross-examination that you have to be at your absolute best at any moment. He leaves you no margin for error. I've seen what he does to lawyers who are not at their best, and it isn't pretty."